| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 45.24 | 17.65 | 16.67 |
| 2008 | 39.80 | 30.00 | 15.79 |
| 2009 | 35.97 | 20.69 | 16.13 |
| 2010 | 34.69 | 26.67 | 25.00 |
| 2011 | 34.40 | 25.56 | 22.73 |
| 2012 | 35.03 | 23.23 | 26.92 |
| 2013 | 37.14 | 34.00 | 19.23 |
| 2014 | 26.42 | 13.79 | 23.08 |
| 2015 | 19.57 | 12.90 | 0.00 |
| 2016 | 21.62 | 9.09 | 33.33 |
| 2017 | 20.77 | 20.69 | 0.00 |
| 2018 | 17.81 | 12.50 | 0.00 |